QJ 2262.1-1992 Manual shut-off valve with PN 23MPa, DN 4, 6, 8, 10mm angular design

QJ 2262.2-1992 Manually operated cutoff valve with PN 23MPa and diameters of 15, 20, 25, and 32mm in the angular configuration QJ 2262.3-1992 Manually operated cutoff valve PN 35MPa. DN 4,6mm angular cutoff valve QJ 2262.4-1992 Manually operated stop valve with PN35MPa and DN8, 10, 15, 20, 25, 32mm, angular stop valve QJ 2262.5-1992 Manual shut-off valve with PN23MPa, DN4, 6, 8.10mm, Corrosion-resistant media, angular design QJ 2262.7-1992 Manual stop valve with V-shaped handle

GB/T 1220-1992 Stainless steel bars GB/T 1220-2007 Stainless steel bars GB 3452.1-1992 Fluid systems—Sealing devices—O-rings—Inside diameters, cross-sections, tolerances and size identification code GB/T 3452.1-2005 Fluid power systems—O-rings—Part 1:Inside diameters, cross-sections, tolerances and size identification code GB/T 699-1999 Quality carbon structural steels GB/T 699-2015 Quality carbon structure steels HG 2-869 HG 4-329 HG 6-407 QJ 1112-1987 Manual cutoff valve general technical specification QJ 2262.7-1992 Manual stop valve with V-shaped handle